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Finding the Fourth Proportional to 51,673.84, 77,510.41 and 16,613.57

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Solution

The fourth proportional to 51,673.84, 77,510.41 and 16,613.57 is: 24,920.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,673.84 : 77,510.41 = 16,613.57 : x
  2. Step 2: Convert to fraction form
    51,673.84/77,510.41 = 16,613.57/x
  3. Step 3: Cross multiply
    51,673.84x = 77,510.41 × 16,613.57
  4. Step 4: Simplify right side
    51,673.84x = 1,287,724,622.26
  5. Step 5: Solve for x
    x = 1,287,724,622.26/51,673.84
  6. Step 6: Final answer
    x = 24,920.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.